package jdbc;


import java.sql.*;

public class JDBCDemo7 {
    public static void main(String[] args) {
        UserInfo userInfo = InputUtil.getInputObject(new UserInfo(),"登录","登录");
        System.out.println(userInfo);

        try (
                Connection conn = DBUtil.getConnection();
        ) {
            String str  = "SELECT id,username,nickname,age " +
                    "FROM userinfo " +
                    "WHERE username = ? AND password = ?";
            PreparedStatement ps = conn.prepareStatement(str);
            ps.setString(1,userInfo.getUsername());
            ps.setString(2,userInfo.getPassword());
            ResultSet rs = ps.executeQuery();
            if(rs.next()){
                System.out.println(userInfo.getUsername()+"登陆成功");
            }else {
                System.out.println("登陆失败,用户名或者密码错误");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
